New group call experience: Call tiles (#9332)

* Add call tiles

* Factor CallDuration out into a reusable component

* Correct the separator character in LiveContentSummary

test/components/views/messages/CallEvent-test.tsx

@@ -0,0 +1,150 @@
+/*
+Copyright 2022 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import React from "react";
+import { render, screen, act, cleanup, fireEvent, waitFor } from "@testing-library/react";
+import "@testing-library/jest-dom";
+import { mocked, Mocked } from "jest-mock";
+import { Room } from "matrix-js-sdk/src/models/room";
+import { MatrixClient, PendingEventOrdering } from "matrix-js-sdk/src/client";
+import { RoomStateEvent } from "matrix-js-sdk/src/models/room-state";
+import { ClientWidgetApi, Widget } from "matrix-widget-api";
+
+import type { RoomMember } from "matrix-js-sdk/src/models/room-member";
+import {
+    useMockedCalls,
+    MockedCall,
+    stubClient,
+    mkRoomMember,
+    setupAsyncStoreWithClient,
+    resetAsyncStoreWithClient,
+    wrapInMatrixClientContext,
+} from "../../../test-utils";
+import defaultDispatcher from "../../../../src/dispatcher/dispatcher";
+import { Action } from "../../../../src/dispatcher/actions";
+import { CallEvent as UnwrappedCallEvent } from "../../../../src/components/views/messages/CallEvent";
+import { MatrixClientPeg } from "../../../../src/MatrixClientPeg";
+import { CallStore } from "../../../../src/stores/CallStore";
+import { WidgetMessagingStore } from "../../../../src/stores/widgets/WidgetMessagingStore";
+import { ConnectionState } from "../../../../src/models/Call";
+
+const CallEvent = wrapInMatrixClientContext(UnwrappedCallEvent);
+
+describe("CallEvent", () => {
+    useMockedCalls();
+    Object.defineProperty(navigator, "mediaDevices", { value: { enumerateDevices: () => [] } });
+    jest.spyOn(HTMLMediaElement.prototype, "play").mockImplementation(async () => {});
+
+    let client: Mocked<MatrixClient>;
+    let room: Room;
+    let alice: RoomMember;
+    let bob: RoomMember;
+    let call: MockedCall;
+    let widget: Widget;
+
+    beforeEach(async () => {
+        jest.useFakeTimers();
+        jest.setSystemTime(0);
+
+        stubClient();
+        client = mocked(MatrixClientPeg.get());
+        client.getUserId.mockReturnValue("@alice:example.org");
+
+        room = new Room("!1:example.org", client, "@alice:example.org", {
+            pendingEventOrdering: PendingEventOrdering.Detached,
+        });
+
+        alice = mkRoomMember(room.roomId, "@alice:example.org");
+        bob = mkRoomMember(room.roomId, "@bob:example.org");
+        jest.spyOn(room, "getMember").mockImplementation(
+            userId => [alice, bob].find(member => member.userId === userId) ?? null,
+        );
+
+        client.getRoom.mockImplementation(roomId => roomId === room.roomId ? room : null);
+        client.getRooms.mockReturnValue([room]);
+        client.reEmitter.reEmit(room, [RoomStateEvent.Events]);
+
+        await Promise.all([CallStore.instance, WidgetMessagingStore.instance].map(
+            store => setupAsyncStoreWithClient(store, client),
+        ));
+
+        MockedCall.create(room, "1");
+        const maybeCall = CallStore.instance.get(room.roomId);
+        if (!(maybeCall instanceof MockedCall)) throw new Error("Failed to create call");
+        call = maybeCall;
+
+        widget = new Widget(call.widget);
+        WidgetMessagingStore.instance.storeMessaging(widget, room.roomId, {
+            stop: () => {},
+        } as unknown as ClientWidgetApi);
+    });
+
+    afterEach(async () => {
+        cleanup(); // Unmount before we do any cleanup that might update the component
+        call.destroy();
+        WidgetMessagingStore.instance.stopMessaging(widget, room.roomId);
+        await Promise.all([CallStore.instance, WidgetMessagingStore.instance].map(resetAsyncStoreWithClient));
+        client.reEmitter.stopReEmitting(room, [RoomStateEvent.Events]);
+        jest.restoreAllMocks();
+    });
+
+    const renderEvent = () => { render(<CallEvent mxEvent={call.event} />); };
+
+    it("shows a message and duration if the call was ended", () => {
+        jest.advanceTimersByTime(90000);
+        call.destroy();
+        renderEvent();
+
+        screen.getByText("Video call ended");
+        screen.getByText("1m 30s");
+    });
+
+    it("shows placeholder info if the call isn't loaded yet", () => {
+        jest.spyOn(CallStore.instance, "get").mockReturnValue(null);
+        jest.advanceTimersByTime(90000);
+        renderEvent();
+
+        screen.getByText("@alice:example.org started a video call");
+        expect(screen.getByRole("button", { name: "Join" })).toHaveAttribute("aria-disabled", "true");
+    });
+
+    it("shows call details and connection controls if the call is loaded", async () => {
+        jest.advanceTimersByTime(90000);
+        call.participants = new Set([alice, bob]);
+        renderEvent();
+
+        screen.getByText("@alice:example.org started a video call");
+        screen.getByLabelText("2 participants");
+        screen.getByText("1m 30s");
+
+        // Test that the join button works
+        const dispatcherSpy = jest.fn();
+        const dispatcherRef = defaultDispatcher.register(dispatcherSpy);
+        fireEvent.click(screen.getByRole("button", { name: "Join" }));
+        await waitFor(() => expect(dispatcherSpy).toHaveBeenCalledWith({
+            action: Action.ViewRoom,
+            room_id: room.roomId,
+            view_call: true,
+        }));
+        defaultDispatcher.unregister(dispatcherRef);
+        await act(() => call.connect());
+
+        // Test that the leave button works
+        fireEvent.click(screen.getByRole("button", { name: "Leave" }));
+        await waitFor(() => screen.getByRole("button", { name: "Join" }));
+        expect(call.connectionState).toBe(ConnectionState.Disconnected);
+    });
+});